th,td{
    width: 230px;
    height: 50px;
    text-align: center;
}
.upout{
    width:400px;
    background-color:aliceblue;
}

.update{
    width: 300px;
    display: none;
    position: absolute;
    z-index: '9999';
    background-color: aliceblue;
}